The seat is indeed a straight fit, though it did need a bit of a wiggle to get the front tab under the tank. The base is made in fibreglass and covered in diamonds stitched ‘naugahyde’, which is an American brand of artificial leather – Available in a range of colours which include Black, Oxblood, Light Brown (reviewed) & Dark brown. The ‘Classy‘ retails at $295.00, which is £198.68 (£238 approx. inc VAT in the UK) which you will pay when it arrives. Looking at the site you will also need to pay the £40 postage. If you wish you can choose to have a leather version made to order, prices for which depend on the leather and finish.